ZDD-320H Smoke Detector Features:

1. Dual Detection Technology:
   • Incorporates both photoelectric smoke sensor and heat sensor for comprehensive fire detection.
2. Long Battery Life:
   • Powered by a 3V lithium battery with a lifespan of up to 5 years.
3. Adjustable Sensitivity:
   • Allows users to adjust the sensitivity level (Low/Medium/High) based on environmental conditions.
4. Loud Alarm:
   • Emits a loud 85 dB alarm at 10 feet to alert occupants in case of smoke or heat detection.
5. Wide Operating Temperature Range:
   • Operates effectively in temperatures ranging from -10°C to 50°C (14°F to 122°F).